Roger de Mortimer, Earl of March & Ulster - Pedigree | FamilyCentral
 11 Apr 1374 - 20 Jul 1398
 1 Feb 1351/52 - 27 Dec 1381
 16 Aug 1355 - Abt 7 Jan 1377/78
 11 Nov 1328 - 26 Feb 1359/60
 Abt 1332 - 5 Jan 1381/82
 29 Nov 1338 - 17 Oct 1368
 6 Jul 1332 - Dec 1363
 13 Nov 1312 - 21 Jun 1377
 Abt 1314 - 15 Aug 1369
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